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Policies aimed at lowering the rate of smoking may also lower the rate of suicide, a new study finds.

Teens who have used drugs even just once in their lives have brain characteristics that are different from those who have never used drugs, a new study finds.

True statements about what smoking cigarettes can do to your health actually come as a surprise to many smokers, a new study suggests.

Teens who drink sports and energy drinks may also be more likely to engage in other unhealthy behaviors, such as smoking, soda consumption and more hours of video game play, a new study finds.

Although electronic cigarettes (e-cigarettes) have been marketing as a way to help people quit smoking, a new study finds no evidence to support this claim.

Although e-cigarettes have been marketed as a way to help people quit smoking, a new study finds that teens who use the products often smoke regular cigarettes as well.